| // RUN: %clang_cc1 -x c -emit-llvm -triple arm-none-eabi -o - %s | FileCheck %s |
| |
| // Test that section attributes are attached to C tentative definitions as per |
| // '#pragma clang section' directives. |
| |
| #pragma clang section bss = ".bss.1" |
| int x; // bss.1 |
| |
| #pragma clang section bss = "" |
| int x; // stays in .bss.1 |
| int y; // not assigned a section attribute |
| int z; // not assigned a section attribute |
| |
| #pragma clang section bss = ".bss.2" |
| int x; // stays in .bss.1 |
| int y; // .bss.2 |
| |
| // Test the same for `const` declarations. |
| #pragma clang section rodata = ".rodata.1" |
| const int cx; // rodata.1 |
| |
| #pragma clang section rodata = "" |
| const int cx; // stays in .rodata.1 |
| const int cy; // not assigned a section attribute |
| const int cz; // not assigned a rodata section attribute |
| |
| #pragma clang section rodata = ".rodata.2" |
| const int cx; // stays in .rodata.1 |
| const int cy; // .rodata.2 |
| |
| // CHECK: @x ={{.*}} global i32 0, align 4 #0 |
| // CHECK: @y ={{.*}} global i32 0, align 4 #1 |
| // CHECK: @z ={{.*}} global i32 0, align 4 |
| // CHECK: @cx ={{.*}} constant i32 0, align 4 #2 |
| // CHECK: @cy ={{.*}} constant i32 0, align 4 #3 |
| // CHECK: @cz ={{.*}} constant i32 0, align 4 #1 |
| |
| // CHECK: attributes #0 = { "bss-section"=".bss.1" } |
| // CHECK: attributes #1 = { "bss-section"=".bss.2" } |
| // CHECK: attributes #2 = { "bss-section"=".bss.2" "rodata-section"=".rodata.1" } |
| // CHECK: attributes #3 = { "bss-section"=".bss.2" "rodata-section"=".rodata.2" } |
