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| author | Andrew Kaylor <andrew.kaylor@intel.com> | 2017-08-14 21:15:13 +0000 |
|---|---|---|
| committer | Andrew Kaylor <andrew.kaylor@intel.com> | 2017-08-14 21:15:13 +0000 |
| commit | 53a5fbb45fa45cba48963a6b17defa4c4f072d9d (patch) | |
| tree | 750f3d0408337c88a5ee993680853096b47bbbdf /llvm/test/Transforms/DCE | |
| parent | 8bf15723ae9cf59a7171981b1b0257de4d48e344 (diff) | |
| download | bcm5719-llvm-53a5fbb45fa45cba48963a6b17defa4c4f072d9d.tar.gz bcm5719-llvm-53a5fbb45fa45cba48963a6b17defa4c4f072d9d.zip | |
Add strictfp attribute to prevent unwanted optimizations of libm calls
Differential Revision: https://reviews.llvm.org/D34163
llvm-svn: 310885
Diffstat (limited to 'llvm/test/Transforms/DCE')
| -rw-r--r-- | llvm/test/Transforms/DCE/calls-errno.ll | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/test/Transforms/DCE/calls-errno.ll b/llvm/test/Transforms/DCE/calls-errno.ll index 415caae0fe6..20ee0d06d3a 100644 --- a/llvm/test/Transforms/DCE/calls-errno.ll +++ b/llvm/test/Transforms/DCE/calls-errno.ll @@ -76,6 +76,10 @@ entry: ; CHECK-NEXT: %cos3 = call double @cos(double 0.000000e+00) %cos3 = call double @cos(double 0.000000e+00) nobuiltin +; cos(1) strictfp sets FP status flags +; CHECK-NEXT: %cos4 = call double @cos(double 1.000000e+00) + %cos4 = call double @cos(double 1.000000e+00) strictfp + ; pow(0, 1) is 0 %pow1 = call double @pow(double 0x7FF0000000000000, double 1.000000e+00) |
