commit f24e52c0c27d9195b947c776c7ac00459cdf4205
author Kostya Serebryany <kcc@google.com> Tue Dec 27 21:20:06 2016 +0000
committer Kostya Serebryany <kcc@google.com> Tue Dec 27 21:20:06 2016 +0000
tree d7e83581109394fc13c82edb5b74a6ed04572df2
parent 14b1bcc14b6b9139c74d0f8f65455781635850b4

[sanitizer-coverage] sort the switch cases

llvm-svn: 290628

llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp

diff --git a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
index 8ef6be2..5b4b1fb 100644
--- a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
+++ b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
@@ -601,6 +601,11 @@
           C = ConstantExpr::getCast(CastInst::ZExt, It.getCaseValue(), Int64Ty);
         Initializers.push_back(C);
       }
+      std::sort(Initializers.begin() + 2, Initializers.end(),
+                [](const Constant *A, const Constant *B) {
+                  return cast<ConstantInt>(A)->getLimitedValue() <
+                         cast<ConstantInt>(B)->getLimitedValue();
+                });
       ArrayType *ArrayOfInt64Ty = ArrayType::get(Int64Ty, Initializers.size());
       GlobalVariable *GV = new GlobalVariable(
           *CurModule, ArrayOfInt64Ty, false, GlobalVariable::InternalLinkage,