forked from OSchip/llvm-project
47 lines
804 B
C
47 lines
804 B
C
// This test case checks debug info during register moves for an argument.
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// RUN: %clang %target_itanium_abi_host_triple -arch x86_64 -mllvm -fast-isel=false %s -c -o %t.o -g
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// RUN: %clang %target_itanium_abi_host_triple -arch x86_64 %t.o -o %t.out
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// RUN: %test_debuginfo %s %t.out
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//
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// DEBUGGER: break 26
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// DEBUGGER: r
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// DEBUGGER: print mutex
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// CHECK: ={{.*}} 0x0
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//
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// Radar 8412415
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struct _mtx
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{
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long unsigned int ptr;
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int waiters;
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struct {
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int tag;
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int pad;
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} mtxi;
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};
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int foobar(struct _mtx *mutex) {
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int r = 1;
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int l = 0;
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int j = 0;
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do {
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if (mutex->waiters) {
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r = 2;
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}
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j = bar(r, l);
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++l;
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} while (l < j);
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return r + j;
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}
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int bar(int i, int j) {
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return i + j;
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}
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int main() {
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struct _mtx m;
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m.waiters = 0;
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return foobar(&m);
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}
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