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| author | Rong Xu <xur@google.com> | 2016-10-24 16:50:12 +0000 |
|---|---|---|
| committer | Rong Xu <xur@google.com> | 2016-10-24 16:50:12 +0000 |
| commit | b05bac940da334e10dee66f4d1d88c53014bcf5d (patch) | |
| tree | 942b9ab3677d5c55e662228044c38e4ae89ad67c /llvm/lib/Transforms/Utils | |
| parent | f51bf969772df47f7f8c0ed34f07ae6a80d6dda7 (diff) | |
| download | bcm5719-llvm-b05bac940da334e10dee66f4d1d88c53014bcf5d.tar.gz bcm5719-llvm-b05bac940da334e10dee66f4d1d88c53014bcf5d.zip | |
Check the number of Args in LibCallsShrinkWrap.
Some library fucntions can have no argument.
llvm-svn: 284989
Diffstat (limited to 'llvm/lib/Transforms/Utils')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp b/llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp index cf56a589c9b..c9924984bb5 100644 --- a/llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp +++ b/llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp @@ -317,6 +317,8 @@ void LibCallsShrinkWrap::checkCandidate(CallInst &CI) { if (!TLI.getLibFunc(*Callee, Func) || !TLI.has(Func)) return; + if (CI.getNumArgOperands() == 0) + return; // TODO: Handle long double in other formats. Type *ArgType = CI.getArgOperand(0)->getType(); if (!(ArgType->isFloatTy() || ArgType->isDoubleTy() || |
