| // RUN: %clang_cc1 -std=c++1z -triple x86_64-apple-macosx10.7.0 -emit-llvm -o - %s -w | FileCheck %s |
| |
| typedef int T; |
| void f() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: store i32 5, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[B:.*]] = load i32, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[C:.*]] = icmp slt i32 %[[B]], 8 |
| if (int a = 5; a < 8) |
| ; |
| } |
| |
| void f1() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[B:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[C:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: store i32 5, i32* %[[B]], align 4 |
| // CHECK-NEXT: store i32 7, i32* %[[C]], align 4 |
| if (int a, b = 5; int c = 7) |
| ; |
| } |
| |
| int f2() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[B:.*]] = call i32 @_Z2f2v() |
| // CHECK-NEXT: store i32 7, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[C:.*]] = load i32, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[D:.*]] = icmp ne i32 %[[C]], 0 |
| if (T{f2()}; int c = 7) |
| ; |
| return 2; |
| } |
| |
| void g() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: store i32 5, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[B:.*]] = load i32, i32* %[[A]], align 4 |
| // CHECK-NEXT: switch i32 %[[B]], label %[[C:.*]] [ |
| switch (int a = 5; a) { |
| case 0: |
| break; |
| } |
| } |
| |
| void g1() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[B:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[C:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: store i32 5, i32* %[[B]], align 4 |
| // CHECK-NEXT: store i32 7, i32* %[[C]], align 4 |
| // CHECK-NEXT: %[[D:.*]] = load i32, i32* %[[C]], align 4 |
| // CHECK-NEXT: switch i32 %[[D]], label %[[E:.*]] [ |
| switch (int a, b = 5; int c = 7) { |
| case 0: |
| break; |
| } |
| } |
| |
| int g2() { |
| // CHECK: %[[A:.*]] = alloca i32, align 4 |
| // CHECK-NEXT: %[[B:.*]] = call i32 @_Z2f2v() |
| // CHECK-NEXT: store i32 7, i32* %[[A]], align 4 |
| // CHECK-NEXT: %[[C:.*]] = load i32, i32* %[[A]], align 4 |
| // CHECK-NEXT: switch i32 %[[C]], label %[[E:.*]] [ |
| switch (T{f2()}; int c = 7) { |
| case 0: |
| break; |
| } |
| return 2; |
| } |