forked from OSchip/llvm-project
48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
// RUN: %clang_cc1 -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name switchmacro.c %s | FileCheck %s
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#define FOO(x) (void)x
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// CHECK: foo
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int foo(int i) { // CHECK-NEXT: File 0, [[@LINE]]:16 -> {{[0-9]+}}:2 = #0
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switch (i) {
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default: // CHECK-NEXT: File 0, [[@LINE]]:3 -> {{[0-9]+}}:11 = #2
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if (i == 1) // CHECK-NEXT: File 0, [[@LINE]]:9 -> [[@LINE]]:15 = #2
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return 0; // CHECK: File 0, [[@LINE]]:7 -> [[@LINE]]:15 = #3
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// CHECK-NEXT: File 0, [[@LINE-1]]:15 -> [[@LINE+3]]:5 = (#2 - #3)
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// CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:5 -> [[@LINE+2]]:8 = (#2 - #3) (Expanded file = 1)
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// CHECK-NEXT: File 0, [[@LINE+1]]:8 -> {{[0-9]+}}:11 = (#2 - #3)
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FOO(1);
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case 0: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:13 = ((#2 + #4) - #3)
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return 2; // CHECK-NEXT: Gap,File 0, [[@LINE]]:13 -> [[@LINE+6]]:3 = #5
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// CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:3 -> [[@LINE+2]]:6 = 0
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// CHECK-NEXT: File 0, [[@LINE+1]]:6 -> {{[0-9]+}}:11 = 0
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FOO(1);
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// CHECK-NEXT: File 0, [[@LINE+1]]:3 -> {{[0-9]+}}:11 = #5
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label: ;
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}
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}
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// PR26825 - Crash when exiting macro expansion containing a switch
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// CHECK: bar
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#define START { while (0) { switch (0) {
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#define END }}}
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void bar() {
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START // CHECK: File 0, [[@LINE]]:8 -> [[@LINE+2]]:6
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default: ;
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END
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}
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// PR27948 - Crash when handling a switch partially covered by a macro
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// CHECK: baz
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#define START2 switch (0) default:
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void baz() {
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for (;;)
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START2 return; // CHECK: Expansion,File 0, [[@LINE]]:5 -> [[@LINE]]:11 = #1 (Expanded file = 1)
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}
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int main(int argc, const char *argv[]) {
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foo(3);
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return 0;
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}
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