[clang] [Driver] Enable -ftime-trace for CUDA/HIP device compilation (PR #179701)
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Wed Feb 4 08:25:36 PST 2026
github-actions[bot] wrote:
<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results
* 52368 tests passed
* 935 tests skipped
* 1 test failed
## Failed Tests
(click on a test name to see its output)
### Clang
<details>
<summary>Clang.Driver/ftime-trace.cpp</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 1
rm -rf C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp && mkdir -p C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp && cd C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp
# executed command: rm -rf 'C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp'
# note: command had no output on stdout or stderr
# executed command: mkdir -p 'C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp'
# note: command had no output on stdout or stderr
# executed command: cd 'C:\_work\llvm-project\llvm-project\build\tools\clang\test\Driver\Output\ftime-trace.cpp.tmp'
# note: command had no output on stdout or stderr
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\clang.exe --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace -ftime-trace-granularity=0 -ftime-trace-verbose -o out C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace -ftime-trace-granularity=0 -ftime-trace-verbose -o out 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 3
cat out.json | "C:\Python312\python.exe" -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: cat out.json
# note: command had no output on stdout or stderr
# executed command: 'C:\Python312\python.exe' -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)'
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 6
c:\_work\llvm-project\llvm-project\build\bin\clang.exe --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=new-name.json -ftime-trace-granularity=0 -ftime-trace-verbose -o out C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=new-name.json -ftime-trace-granularity=0 -ftime-trace-verbose -o out 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 7
cat new-name.json | "C:\Python312\python.exe" -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: cat new-name.json
# note: command had no output on stdout or stderr
# executed command: 'C:\Python312\python.exe' -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)'
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 10
mkdir dir1 dir2
# executed command: mkdir dir1 dir2
# note: command had no output on stdout or stderr
# RUN: at line 11
c:\_work\llvm-project\llvm-project\build\bin\clang.exe --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=dir1 -ftime-trace-granularity=0 -ftime-trace-verbose -o out C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=dir1 -ftime-trace-granularity=0 -ftime-trace-verbose -o out 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 12
cat dir1/out.json | "C:\Python312\python.exe" -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: cat dir1/out.json
# note: command had no output on stdout or stderr
# executed command: 'C:\Python312\python.exe' -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)'
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 15
c:\_work\llvm-project\llvm-project\build\bin\clang.exe --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=dir2/ -ftime-trace-granularity=0 -ftime-trace-verbose -o out C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' --driver-mode=g++ -S -no-canonical-prefixes -ftime-trace=dir2/ -ftime-trace-granularity=0 -ftime-trace-verbose -o out 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 16
cat dir2/out.json | "C:\Python312\python.exe" -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# executed command: cat dir2/out.json
# note: command had no output on stdout or stderr
# executed command: 'C:\Python312\python.exe' -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)'
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp'
# note: command had no output on stdout or stderr
# RUN: at line 34
mkdir d e f && cp C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp d/a.cpp && touch d/b.c
# executed command: mkdir d e f
# note: command had no output on stdout or stderr
# executed command: cp 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp' d/a.cpp
# note: command had no output on stdout or stderr
# executed command: touch d/b.c
# note: command had no output on stdout or stderr
# RUN: at line 37
c:\_work\llvm-project\llvm-project\build\bin\clang.exe -### -c -ftime-trace -ftime-trace-granularity=0 -ftime-trace-verbose -fintegrated-as d/a.cpp -o e/a.o 2>&1 | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp --check-prefix=COMPILE1
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' '-###' -c -ftime-trace -ftime-trace-granularity=0 -ftime-trace-verbose -fintegrated-as d/a.cpp -o e/a.o
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp' --check-prefix=COMPILE1
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp:38:14: error: COMPILE1: expected string not found in input
# | // COMPILE1: -cc1{{.*}} "-ftime-trace=e/a.json" "-ftime-trace-granularity=0" "-ftime-trace-verbose"
# | ^
# | <stdin>:1:1: note: scanning from here
# | clang version 23.0.0git (https://github.com/llvm/llvm-project c86a4ef5d4f7d9f025bd715c72f02b4a76dd4952)
# | ^
# | <stdin>:7:1664: note: possible intended match here
# | "C:\\_work\\llvm-project\\llvm-project\\build\\bin\\clang.exe" "-cc1" "-triple" "x86_64-pc-windows-msvc19.29.30159" "-emit-obj" "-mincremental-linker-compatible" "-disable-free" "-clear-ast-before-backend" "-main-file-name" "a.cpp" "-mrelocation-model" "pic" "-pic-level" "2" "-mframe-pointer=none" "-relaxed-aliasing" "-fmath-errno" "-ffp-contract=on" "-fno-rounding-math" "-mconstructor-aliases" "-fms-volatile" "-funwind-tables=2" "-target-cpu" "x86-64" "-tune-cpu" "generic" "-fdebug-compilation-dir=C:\\_work\\llvm-project\\llvm-project\\build\\tools\\clang\\test\\Driver\\Output\\ftime-trace.cpp.tmp" "-fcoverage-compilation-dir=C:\\_work\\llvm-project\\llvm-project\\build\\tools\\clang\\test\\Driver\\Output\\ftime-trace.cpp.tmp" "-resource-dir" "C:\\_work\\llvm-project\\llvm-project\\build\\lib\\clang\\23" "-internal-isystem" "C:\\_work\\llvm-project\\llvm-project\\build\\lib\\clang\\23\\include" "-internal-isystem" "C:\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\ATLMFC\\include" "-internal-isystem" "C:\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\include" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\NETFXSDK\\4.8\\include\\um" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\ucrt" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\shared" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\um" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\winrt" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\cppwinrt" "-fdeprecated-macro" "-ferror-limit" "19" "-ftime-trace=e\\a.json" "-ftime-trace-granularity=0" "-ftime-trace-verbose" "-fno-use-cxa-atexit" "-fms-extensions" "-fms-compatibility" "-fms-compatibility-version=19.29.30159" "-std=c++14" "-fskip-odr-check-in-gmf" "-fdelayed-template-parsing" "-fcxx-exceptions" "-fexceptions" "-faddrsig" "-o" "e/a.o" "-x" "c++" "d/a.cpp"
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\clang\test\Driver\ftime-trace.cpp
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: clang version 23.0.0git (https://github.com/llvm/llvm-project c86a4ef5d4f7d9f025bd715c72f02b4a76dd4952)
# | check:38'0 X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# | 2: Target: x86_64-pc-windows-msvc
# | check:38'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 3: Thread model: posix
# | check:38'0 ~~~~~~~~~~~~~~~~~~~~
# | 4: InstalledDir: C:\_work\llvm-project\llvm-project\build\bin
# | check:38'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 5: Build config: +assertions
# | check:38'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 6: (in-process)
# | check:38'0 ~~~~~~~~~~~~~~
# | 7: "C:\\_work\\llvm-project\\llvm-project\\build\\bin\\clang.exe" "-cc1" "-triple" "x86_64-pc-windows-msvc19.29.30159" "-emit-obj" "-mincremental-linker-compatible" "-disable-free" "-clear-ast-before-backend" "-main-file-name" "a.cpp" "-mrelocation-model" "pic" "-pic-level" "2" "-mframe-pointer=none" "-relaxed-aliasing" "-fmath-errno" "-ffp-contract=on" "-fno-rounding-math" "-mconstructor-aliases" "-fms-volatile" "-funwind-tables=2" "-target-cpu" "x86-64" "-tune-cpu" "generic" "-fdebug-compilation-dir=C:\\_work\\llvm-project\\llvm-project\\build\\tools\\clang\\test\\Driver\\Output\\ftime-trace.cpp.tmp" "-fcoverage-compilation-dir=C:\\_work\\llvm-project\\llvm-project\\build\\tools\\clang\\test\\Driver\\Output\\ftime-trace.cpp.tmp" "-resource-dir" "C:\\_work\\llvm-project\\llvm-project\\build\\lib\\clang\\23" "-internal-isystem" "C:\\_work\\llvm-project\\llvm-project\\build\\lib\\clang\\23\\include" "-internal-isystem" "C:\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\ATLMFC\\include" "-internal-isystem" "C:\\BuildTools\\VC\\Tools\\MSVC\\14.29.30133\\include" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\NETFXSDK\\4.8\\include\\um" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\ucrt" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\shared" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\um" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\winrt" "-internal-isystem" "C:\\Program Files (x86)\\Windows Kits\\10\\include\\10.0.19041.0\\cppwinrt" "-fdeprecated-macro" "-ferror-limit" "19" "-ftime-trace=e\\a.json" "-ftime-trace-granularity=0" "-ftime-trace-verbose" "-fno-use-cxa-atexit" "-fms-extensions" "-fms-compatibility" "-fms-compatibility-version=19.29.30159" "-std=c++14" "-fskip-odr-check-in-gmf" "-fdelayed-template-parsing" "-fcxx-exceptions" "-fexceptions" "-faddrsig" "-o" "e/a.o" "-x" "c++" "d/a.cpp"
# | check:38'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:38'1 ? possible intended match
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.
https://github.com/llvm/llvm-project/pull/179701
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