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nothing opt uses can throw, remove the try block and -fexceptions when

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building opt.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84816 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-10-22 00:46:41 +00:00
parent d331cb3fde
commit 61db1a1b6a
3 changed files with 149 additions and 162 deletions
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1
tools/opt/CMakeLists.txt
View File

@ -1,4 +1,3 @@
set(LLVM_REQUIRES_EH 1)
set(LLVM_LINK_COMPONENTS bitreader asmparser bitwriter instrumentation scalaropts ipo)
add_llvm_tool(opt

1
tools/opt/Makefile
View File

@ -8,7 +8,6 @@
##===----------------------------------------------------------------------===##
LEVEL = ../..
TOOLNAME = opt
REQUIRES_EH := 1
LINK_COMPONENTS := bitreader bitwriter asmparser instrumentation scalaropts ipo

19
tools/opt/opt.cpp
View File

@ -346,7 +346,7 @@ void AddStandardLinkPasses(PassManager &PM) {
int main(int argc, char **argv) {
llvm_shutdown_obj X; // Call llvm_shutdown() on exit.
LLVMContext &Context = getGlobalContext();
try {
cl::ParseCommandLineOptions(argc, argv,
"llvm .bc -> .bc modular optimizer and analysis printer\n");
sys::PrintStackTraceOnErrorSignal();
@ -494,17 +494,14 @@ int main(int argc, char **argv) {
StandardLinkOpts = false;
}
if (OptLevelO1) {
if (OptLevelO1)
AddOptimizationPasses(Passes, *FPasses, 1);
}
if (OptLevelO2) {
if (OptLevelO2)
AddOptimizationPasses(Passes, *FPasses, 2);
}
if (OptLevelO3) {
if (OptLevelO3)
AddOptimizationPasses(Passes, *FPasses, 3);
}
if (OptLevelO1 || OptLevelO2 || OptLevelO3) {
FPasses->doInitialization();
@ -532,12 +529,4 @@ int main(int argc, char **argv) {
if (Out != &outs())
delete Out;
return 0;
} catch (const std::string& msg) {
errs() << argv[0] << ": " << msg << "\n";
} catch (...) {
errs() << argv[0] << ": Unexpected unknown exception occurred.\n";
}
llvm_shutdown();
return 1;
}