If the user interrupts bugpoint, don't extract loops
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22603 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/Miscompilation.cpp b/tools/bugpoint/Miscompilation.cpp
index 834e687..39f83d0 100644
--- a/tools/bugpoint/Miscompilation.cpp
+++ b/tools/bugpoint/Miscompilation.cpp
@@ -247,6 +247,8 @@
std::vector<Function*> &MiscompiledFunctions) {
bool MadeChange = false;
while (1) {
+ if (BugpointIsInterrupted) return MadeChange;
+
Module *ToNotOptimize = CloneModule(BD.getProgram());
Module *ToOptimize = SplitFunctionsOutOfModule(ToNotOptimize,
MiscompiledFunctions);
@@ -506,7 +508,8 @@
// See if we can rip any loops out of the miscompiled functions and still
// trigger the problem.
- if (ExtractLoops(BD, TestFn, MiscompiledFunctions)) {
+ if (!BugpointIsInterrupted &&
+ ExtractLoops(BD, TestFn, MiscompiledFunctions)) {
// Okay, we extracted some loops and the problem still appears. See if we
// can eliminate some of the created functions from being candidates.
@@ -526,7 +529,8 @@
std::cout << '\n';
}
- if (ExtractBlocks(BD, TestFn, MiscompiledFunctions)) {
+ if (!BugpointIsInterrupted &&
+ ExtractBlocks(BD, TestFn, MiscompiledFunctions)) {
// Okay, we extracted some blocks and the problem still appears. See if we
// can eliminate some of the created functions from being candidates.