| Eli Friedman | 3d7c780 | 2012-10-26 23:23:35 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 2 | |
| 3 | int bar(); | ||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 4 | int test0() { |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 5 | int i; |
| 6 | i = 1 + 2; | ||||
| 7 | do { | ||||
| 8 | i = bar(); | ||||
| 9 | i = bar(); | ||||
| 10 | } while(0); | ||||
| 11 | return i; | ||||
| 12 | } | ||||
| 13 | |||||
| 14 | |||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 15 | int test1() { |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 16 | int i; |
| 17 | i = 1 + 2; | ||||
| 18 | do { | ||||
| 19 | i = bar(); | ||||
| 20 | if (i == 42) | ||||
| 21 | break; | ||||
| 22 | i = bar(); | ||||
| 23 | } while(1); | ||||
| 24 | return i; | ||||
| 25 | } | ||||
| 26 | |||||
| 27 | |||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 28 | int test2() { |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 29 | int i; |
| 30 | i = 1 + 2; | ||||
| 31 | do { | ||||
| 32 | i = bar(); | ||||
| 33 | if (i == 42) | ||||
| 34 | continue; | ||||
| 35 | i = bar(); | ||||
| 36 | } while(1); | ||||
| 37 | return i; | ||||
| 38 | } | ||||
| 39 | |||||
| 40 | |||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 41 | int test3() { |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 42 | int i; |
| 43 | i = 1 + 2; | ||||
| 44 | do { | ||||
| 45 | i = bar(); | ||||
| 46 | if (i == 42) | ||||
| 47 | break; | ||||
| 48 | } while(0); | ||||
| 49 | return i; | ||||
| 50 | } | ||||
| 51 | |||||
| 52 | |||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 53 | int test4() { |
| Devang Patel | a2c5342 | 2007-10-09 20:37:41 +0000 | [diff] [blame] | 54 | int i; |
| 55 | i = 1 + 2; | ||||
| 56 | do { | ||||
| 57 | i = bar(); | ||||
| 58 | if (i == 42) | ||||
| 59 | continue; | ||||
| 60 | } while(0); | ||||
| 61 | return i; | ||||
| 62 | } | ||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 63 | |
| 64 | // rdar://6103124 | ||||
| 65 | void test5() { | ||||
| 66 | do { break; } while(0); | ||||
| 67 | } | ||||
| 68 | |||||
| Eli Friedman | 3d7c780 | 2012-10-26 23:23:35 +0000 | [diff] [blame^] | 69 | // PR14191 |
| 70 | void test6f(void); | ||||
| 71 | void test6() { | ||||
| 72 | do { | ||||
| 73 | } while (test6f(), 0); | ||||
| 74 | // CHECK call void @test6f() | ||||
| 75 | } | ||||
| Chris Lattner | 1e9660e | 2008-07-25 23:40:10 +0000 | [diff] [blame] | 76 | |