File: function-sections.c

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (30 lines) | stat: -rw-r--r-- 1,219 bytes parent folder | download | duplicates (13)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
// REQUIRES: x86-registered-target

// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -S -o - < %s | FileCheck %s --check-prefix=PLAIN
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -S -ffunction-sections -o - < %s | FileCheck %s --check-prefix=FUNC_SECT

// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -S -fdata-sections -o - < %s | FileCheck %s --check-prefix=DATA_SECT

// Try again through a clang invocation of the ThinLTO backend.
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -O2 %s -flto=thin -emit-llvm-bc -o %t.o
// RUN: llvm-lto -thinlto -o %t %t.o
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -O2 -x ir %t.o -fthinlto-index=%t.thinlto.bc -S -ffunction-sections -o - | FileCheck %s --check-prefix=FUNC_SECT
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -O2 -x ir %t.o -fthinlto-index=%t.thinlto.bc -S -fdata-sections -o - | FileCheck %s --check-prefix=DATA_SECT

const int hello = 123;
void world(void) {}

// PLAIN-NOT: section
// PLAIN: world:
// PLAIN: section .rodata,
// PLAIN: hello:

// FUNC_SECT: section .text.world,
// FUNC_SECT: world:
// FUNC_SECT: section .rodata,
// FUNC_SECT: hello:

// DATA_SECT-NOT: .section
// DATA_SECT: world:
// DATA_SECT: .section .rodata.hello,
// DATA_SECT: hello: