[llvm-branch-commits] [clang] PR for llvm/llvm-project#79511 (PR #79513)
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Fri Jan 26 19:33:11 PST 2024
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang
Author: None (github-actions[bot])
<details>
<summary>Changes</summary>
resolves llvm/llvm-project#<!-- -->79511
---
Full diff: https://github.com/llvm/llvm-project/pull/79513.diff
2 Files Affected:
- (modified) clang/lib/Driver/Driver.cpp (+3-3)
- (modified) clang/test/Driver/fat-lto-objects.c (+9-3)
``````````diff
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 7109faa1072de5f..93cddf742d521d2 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -4764,9 +4764,9 @@ Action *Driver::ConstructPhaseAction(
case phases::Backend: {
if (isUsingLTO() && TargetDeviceOffloadKind == Action::OFK_None) {
types::ID Output;
- if (Args.hasArg(options::OPT_ffat_lto_objects))
- Output = Args.hasArg(options::OPT_emit_llvm) ? types::TY_LTO_IR
- : types::TY_PP_Asm;
+ if (Args.hasArg(options::OPT_ffat_lto_objects) &&
+ !Args.hasArg(options::OPT_emit_llvm))
+ Output = types::TY_PP_Asm;
else if (Args.hasArg(options::OPT_S))
Output = types::TY_LTO_IR;
else
diff --git a/clang/test/Driver/fat-lto-objects.c b/clang/test/Driver/fat-lto-objects.c
index 97002db6edc51e5..d9a5ba88ea6d6f5 100644
--- a/clang/test/Driver/fat-lto-objects.c
+++ b/clang/test/Driver/fat-lto-objects.c
@@ -23,11 +23,17 @@
// CHECK-CC-S-EL-LTO-SAME: -emit-llvm
// CHECK-CC-S-EL-LTO-SAME: -ffat-lto-objects
-/// When fat LTO is enabled wihtout -S we expect native object output and -ffat-lto-object to be passed to cc1.
+/// When fat LTO is enabled without -S we expect native object output and -ffat-lto-object to be passed to cc1.
// RUN: %clang --target=x86_64-unknown-linux-gnu -flto -ffat-lto-objects -### %s -c 2>&1 | FileCheck %s -check-prefix=CHECK-CC-C-LTO
// CHECK-CC-C-LTO: -cc1
-// CHECK-CC-C-LTO: -emit-obj
-// CHECK-CC-C-LTO: -ffat-lto-objects
+// CHECK-CC-C-LTO-SAME: -emit-obj
+// CHECK-CC-C-LTO-SAME: -ffat-lto-objects
+
+/// When fat LTO is enabled with -c and -emit-llvm we expect bitcode output and -ffat-lto-object to be passed to cc1.
+// RUN: %clang --target=x86_64-unknown-linux-gnu -flto -ffat-lto-objects -### %s -c -emit-llvm 2>&1 | FileCheck %s -check-prefix=CHECK-CC-C-EL-LTO
+// CHECK-CC-C-EL-LTO: -cc1
+// CHECK-CC-C-EL-LTO-SAME: -emit-llvm-bc
+// CHECK-CC-C-EL-LTO-SAME: -ffat-lto-objects
/// Make sure we don't have a warning for -ffat-lto-objects being unused
// RUN: %clang --target=x86_64-unknown-linux-gnu -ffat-lto-objects -fdriver-only -Werror -v %s -c 2>&1 | FileCheck %s -check-prefix=CHECK-CC-NOLTO
``````````
</details>
https://github.com/llvm/llvm-project/pull/79513
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