[clang] [Driver] Enable -ftime-trace for CUDA/HIP device compilation (PR #179701)

[Joseph Huber via cfe-commits]

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@@ -63,6 +63,41 @@
 // UNUSED-NEXT: warning: argument unused during compilation: '-ftime-trace-verbose'
 // UNUSED-NOT:  warning:
 
+/// Test HIP offloading: -ftime-trace should generate traces for both host and device.
+// RUN: %clang -### -ftime-trace -ftime-trace-granularity=0 -x hip d/a.cpp --offload-arch=gfx906 --offload-arch=gfx90a \
+// RUN:   -c -o e/a.o --target=x86_64-linux-gnu 2>&1 \
+// RUN:   | FileCheck %s --check-prefix=HIP
+// HIP-DAG: -cc1{{.*}} "-triple" "amdgcn-amd-amdhsa"{{.*}} "-ftime-trace=e/a-hip-amdgcn-amd-amdhsa-gfx906.json"
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jhuber6 wrote:

+1, I've had a nightmare of a time trying to update tests that try to be 'smart' with DAGs and reusing check lines in the past. It's much nicer to have one block of checks for one test.

https://github.com/llvm/llvm-project/pull/179701