[llvm] 97c8fba - Fix signed integer overflow bug that's causing test failures with UBSan.

[Richard Smith via llvm-commits]

Author: Richard Smith
Date: 2020-11-23T17:20:58-08:00
New Revision: 97c8fba7e490db57d24a31c68ad12d7f840256d6

URL: https://github.com/llvm/llvm-project/commit/97c8fba7e490db57d24a31c68ad12d7f840256d6
DIFF: https://github.com/llvm/llvm-project/commit/97c8fba7e490db57d24a31c68ad12d7f840256d6.diff

LOG: Fix signed integer overflow bug that's causing test failures with UBSan.

Added: 
    

Modified: 
    llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index f7102dccf6ee..01293deb647d 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -2012,7 +2012,7 @@ static unsigned mapToSinitPriority(int P) {
   if (P < 64512)
     return 2047 + (P - 1124) * 33878;
 
-  return 2147482625 + (P - 64512);
+  return 2147482625u + (P - 64512);
 }
 
 static std::string convertToSinitPriority(int Priority) {