| // RUN: %clang_cc1 -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name switchmacro.c %s | FileCheck %s |
| |
| #define FOO(x) (void)x |
| |
| // CHECK: foo |
| int foo(int i) { // CHECK-NEXT: File 0, [[@LINE]]:16 -> {{[0-9]+}}:2 = #0 |
| switch (i) { // CHECK-NEXT: Gap,File 0, [[@LINE]]:14 -> {{[0-9]+}}:11 = 0 |
| default: // CHECK-NEXT: File 0, [[@LINE]]:3 -> {{[0-9]+}}:11 = #2 |
| // CHECK-NEXT: Branch,File 0, [[@LINE-1]]:3 -> [[@LINE-1]]:10 = #2, (#0 - #2) |
| if (i == 1) // CHECK-NEXT: File 0, [[@LINE]]:9 -> [[@LINE]]:15 = #2 |
| // CHECK-NEXT: Branch,File 0, [[@LINE-1]]:9 -> [[@LINE-1]]:15 = #3, (#2 - #3) |
| return 0; // CHECK: File 0, [[@LINE]]:7 -> [[@LINE]]:15 = #3 |
| // CHECK-NEXT: File 0, [[@LINE-1]]:16 -> [[@LINE+3]]:5 = (#2 - #3) |
| // CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:5 -> [[@LINE+2]]:8 = (#2 - #3) (Expanded file = 1) |
| // CHECK-NEXT: File 0, [[@LINE+1]]:8 -> {{[0-9]+}}:11 = (#2 - #3) |
| FOO(1); |
| case 0: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+2]]:13 = ((#2 + #4) - #3) |
| // CHECK-NEXT: Branch,File 0, [[@LINE-1]]:3 -> [[@LINE-1]]:9 = #4, (#0 - #4) |
| return 2; // CHECK-NEXT: Gap,File 0, [[@LINE]]:14 -> [[@LINE+4]]:3 = 0 |
| |
| // CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:3 -> [[@LINE+2]]:6 = 0 |
| // CHECK-NEXT: File 0, [[@LINE+1]]:6 -> {{[0-9]+}}:11 = 0 |
| FOO(1); |
| // CHECK-NEXT: File 0, [[@LINE+1]]:3 -> {{[0-9]+}}:11 = #5 |
| label: ; |
| } |
| } |
| |
| // PR26825 - Crash when exiting macro expansion containing a switch |
| // CHECK: bar |
| #define START { while (0) { switch (0) { |
| #define END }}} |
| void bar() { |
| START // CHECK: File 0, [[@LINE]]:8 -> [[@LINE+2]]:6 |
| default: ; |
| END |
| } |
| |
| // PR27948 - Crash when handling a switch partially covered by a macro |
| // CHECK: baz |
| #define START2 switch (0) default: |
| void baz() { |
| for (;;) |
| START2 return; // CHECK: Expansion,File 0, [[@LINE]]:5 -> [[@LINE]]:11 = #1 (Expanded file = 1) |
| } |
| |
| int main(int argc, const char *argv[]) { |
| foo(3); |
| return 0; |
| } |