http://llvm.org/bugs/show_bug.cgi?id=21603
Bug ID: 21603
Summary: Codegen error for uitofp <4 x i32> %2 to <4 x double>
on AVX.
Product: new-bugs
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Created attachment 13368
--> http://llvm.org/bugs/attachment.cgi?id=13368&action=edit
llvm assembly for the erroneous case
The attached test generates incorrect output when compiled with:
clang -O -mavx ~/llvm_bug.ll ~/llvm_bug_test.c -o /tmp/foo
and correct output when compiled with:
clang -O ~/llvm_bug.ll ~/llvm_bug_test.c -o /tmp/foo
(On an x86 system.)
This bug was originally found in a Halide test case and repros on Linux and Mac
OS.
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