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[OPENMP]Do not use RTTI by default for NVPTX devices. 

NVPTX does not support RTTI, so disable it by default.
This commit is contained in:
Alexey Bataev 2020-01-14 17:54:04 -05:00
parent 20c6e07494
commit 23058f9dd4
2 changed files with 22 additions and 1 deletions
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3
clang/lib/Driver/ToolChain.cpp
View File

@ -68,7 +68,8 @@ static ToolChain::RTTIMode CalculateRTTIMode(const ArgList &Args,
}
// -frtti is default, except for the PS4 CPU.
return (Triple.isPS4CPU()) ? ToolChain::RM_Disabled : ToolChain::RM_Enabled;
return (Triple.isPS4CPU() || Triple.isNVPTX()) ? ToolChain::RM_Disabled
: ToolChain::RM_Enabled;
}
ToolChain::ToolChain(const Driver &D, const llvm::Triple &T,

20
clang/test/Driver/openmp-offload-gpu.cpp Normal file
View File

@ -0,0 +1,20 @@
///
/// Perform several driver tests for OpenMP offloading
///
// REQUIRES: clang-driver
// REQUIRES: x86-registered-target
// REQUIRES: powerpc-registered-target
// REQUIRES: nvptx-registered-target
/// ###########################################################################
/// PTXAS is passed -c flag by default when offloading to an NVIDIA device using OpenMP
/// Check that the flag is passed when -fopenmp-relocatable-target is used.
// RUN: %clangxx -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \
// RUN: -save-temps -no-canonical-prefixes %s -x c++ -c 2>&1 \
// RUN: | FileCheck -check-prefix=CHK-RTTI %s
// CHK-RTTI: clang{{.*}}" "-triple" "nvptx64-nvidia-cuda"
// CHK-RTTI-SAME: "-fno-rtti"