http://llvm.org/bugs/show_bug.cgi?id=7774
Summary: undefined behavior at AlphaISelDAGToDAG.cpp, (116:28)
Product: new-bugs
Version: trunk
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
This is clang 109870 on x86.
This command from "make check":
llc < /home/regehr/z/llvm-2/test/CodeGen/Alpha/2007-11-27-mulneg3.ll
-march=alpha
shifts a 32-bit number by 63 places. Same thing happens in the next line of
code.
The fix is obvious.
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