1# Test to check if using basic block sections to reorder basic blocks at 2# run-time still produces the right backtraces with lldb. 3 4# UNSUPPORTED: system-darwin, system-windows 5# REQUIRES: target-x86_64 6# REQUIRES: lld 7 8# RUN: %clang_host %p/Inputs/basic-block-sections.c -o %t 9# RUN: %lldb %t -s %s -o exit | FileCheck %s --check-prefix=DEFAULT 10 11# RUN: %clang_host %p/Inputs/basic-block-sections.c -o %t -fbasic-block-sections=all 12# RUN: %lldb %t -s %s -o exit | FileCheck %s --check-prefix=BBSECTIONS 13 14# Reorder basic blocks so that main's basic blocks are discontiguous 15# RUN: echo "main.3" > %t.order 16# RUN: echo "bar" >> %t.order 17# RUN: echo "main" >> %t.order 18# RUN: echo "main.2" >> %t.order 19# RUN: echo "foo" >> %t.order 20# RUN: echo "main.1" >> %t.order 21# RUN: %clang_host %p/Inputs/basic-block-sections.c -o %t -fbasic-block-sections=all -fuse-ld=lld -Wl,--symbol-ordering-file,%t.order -Wl,--warn-symbol-ordering -Wl,--fatal-warnings 22# RUN: %lldb %t -s %s -o exit | FileCheck %s --check-prefix=BBSECTIONS 23 24# Test the reverse permutation too. 25# RUN: echo "main.1" > %t.order 26# RUN: echo "foo" >> %t.order 27# RUN: echo "main.2" >> %t.order 28# RUN: echo "main" >> %t.order 29# RUN: echo "bar" >> %t.order 30# RUN: echo "main.3" >> %t.order 31# RUN: %clang_host %p/Inputs/basic-block-sections.c -o %t -fbasic-block-sections=all -fuse-ld=lld -Wl,--symbol-ordering-file,%t.order -Wl,--warn-symbol-ordering -Wl,--fatal-warnings 32# RUN: %lldb %t -s %s -o exit | FileCheck %s --check-prefix=BBSECTIONS 33 34breakpoint set -n bar 35# DEFAULT: Breakpoint 1: where = {{.*}}`bar 36# BBSECTIONS: Breakpoint 1: where = {{.*}}`bar 37 38process launch 39# DEFAULT: stop reason = breakpoint 1.1 40# BBSECTIONS: stop reason = breakpoint 1.1 41 42thread backtrace 43# DEFAULT: frame #0: {{.*}}`bar 44# DEFAULT: frame #1: {{.*}}`foo 45# DEFAULT: frame #2: {{.*}}`main + 46 47# BBSECTIONS: frame #0: {{.*}}`bar 48# BBSECTIONS: frame #1: {{.*}}`foo 49# BBSECTIONS: frame #2: {{.*}}`main.1 + 50