[PATCH] D71012: Also check /Fo when deciding on the .gcna / .gcda filename (PR44208)

[Hans Wennborg via Phabricator via cfe-commits]

hans created this revision.
hans added a reviewer: rnk.

See bug.


https://reviews.llvm.org/D71012

Files:
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/clang_f_opts.c


Index: clang/test/Driver/clang_f_opts.c
===================================================================
--- clang/test/Driver/clang_f_opts.c
+++ clang/test/Driver/clang_f_opts.c
@@ -85,6 +85,9 @@
 // CHECK-PROFILE-DIR-UNUSED-NOT: "-coverage-data-file" "abc
 // CHECK-PROFILE-DIR-NEITHER-NOT: argument unused
 
+// RUN: %clang_cl -### /c --coverage /Fo/foo/bar.obj -- %s 2>&1 | FileCheck -check-prefix=CHECK-GCNO-LOCATION %s
+// CHECK-GCNO-LOCATION: "-coverage-notes-file" "{{.*}}/foo/bar.gcno"
+
 // RUN: %clang -### -fprofile-arcs -ftest-coverage %s 2>&1 | FileCheck -check-prefix=CHECK-u %s
 // RUN: %clang -### --coverage %s 2>&1 | FileCheck -check-prefix=CHECK-u %s
 // CHECK-u-NOT: "-u{{.*}}"
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -914,7 +914,9 @@
   if ((Args.hasArg(options::OPT_c) || Args.hasArg(options::OPT_S)) &&
       (EmitCovNotes || EmitCovData) && Output.isFilename()) {
     SmallString<128> OutputFilename;
-    if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o))
+    if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT__SLASH_Fo))
+      OutputFilename = FinalOutput->getValue();
+    else if (Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o))
       OutputFilename = FinalOutput->getValue();
     else
       OutputFilename = llvm::sys::path::filename(Output.getBaseInput());


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