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authorNAKAMURA Takumi <geek4civic@gmail.com>2012-02-16 08:12:24 +0000
committerNAKAMURA Takumi <geek4civic@gmail.com>2012-02-16 08:12:24 +0000
commit22bed5db2f34a5b351e133d24603d12f45e96e44 (patch)
tree524421d2ca139bdd9c02989c00ccbda0aac0c016 /lib/VMCore/AsmWriter.cpp
parent0f0c411079cd21bb3a81a1b70bf8c67539a16c22 (diff)
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VMCore/AsmWriter.cpp: Tweak to check #INF and #NAN earlier.
With MSVCRT, prior checker missed emission of #INF and #NAN. FIXME: Checking should be simpler. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150667 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/AsmWriter.cpp')
-rw-r--r--lib/VMCore/AsmWriter.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index 21d4566a08..6874906cfd 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -719,7 +719,9 @@ static void WriteConstantInternal(raw_ostream &Out, const Constant *CV,
bool ignored;
bool isHalf = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEhalf;
bool isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
- if (!isHalf) {
+ bool isInf = CFP->getValueAPF().isInfinity();
+ bool isNaN = CFP->getValueAPF().isNaN();
+ if (!isHalf && !isInf && !isNaN) {
double Val = isDouble ? CFP->getValueAPF().convertToDouble() :
CFP->getValueAPF().convertToFloat();
SmallString<128> StrVal;