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If the user interrupts bugpoint, don't extract loops

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llvm-svn: 22603
This commit is contained in:
Chris Lattner 2005-08-02 23:25:56 +00:00
parent 65d1111d02
commit 239aee9cd3
1 changed files with 6 additions and 2 deletions
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8
tools/bugpoint/Miscompilation.cpp
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@ -247,6 +247,8 @@ static bool ExtractLoops(BugDriver &BD,
std::vector<Function*> &MiscompiledFunctions) { std::vector<Function*> &MiscompiledFunctions) {
bool MadeChange = false; bool MadeChange = false;
while (1) { while (1) {
if (BugpointIsInterrupted) return MadeChange;
Module *ToNotOptimize = CloneModule(BD.getProgram()); Module *ToNotOptimize = CloneModule(BD.getProgram());
Module *ToOptimize = SplitFunctionsOutOfModule(ToNotOptimize, Module *ToOptimize = SplitFunctionsOutOfModule(ToNotOptimize,
MiscompiledFunctions); MiscompiledFunctions);
@ -506,7 +508,8 @@ DebugAMiscompilation(BugDriver &BD,
// See if we can rip any loops out of the miscompiled functions and still // See if we can rip any loops out of the miscompiled functions and still
// trigger the problem. // 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 // Okay, we extracted some loops and the problem still appears. See if we
// can eliminate some of the created functions from being candidates. // can eliminate some of the created functions from being candidates.
@ -526,7 +529,8 @@ DebugAMiscompilation(BugDriver &BD,
std::cout << '\n'; 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 // Okay, we extracted some blocks and the problem still appears. See if we
// can eliminate some of the created functions from being candidates. // can eliminate some of the created functions from being candidates.