15fa3ba547
This ensures forward compatibility, where old BOLT versions can consume the profile created by newer versions with extra keys. Test Plan: added yaml-unknown-keys.test
51 lines
1.4 KiB
Plaintext
51 lines
1.4 KiB
Plaintext
## Test that BOLT gracefully handles a YAML profile with unknown keys.
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# REQUIRES: system-linux
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# RUN: split-file %s %t
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# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %t/main.s -o %t.o
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# RUN: %clang %cflags %t.o -o %t.exe -Wl,-q -nostdlib
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# RUN: llvm-bolt %t.exe -o %t.null --data %t/profile.yaml \
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# RUN: --profile-ignore-hash -v=1 2>&1 | FileCheck %s
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# CHECK: warning: unknown key 'unknown-header-key'
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# CHECK: warning: unknown key 'unknown_succ_key'
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# CHECK: warning: unknown key 'unknown_block_key'
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# CHECK: warning: unknown key 'unknown_function_key'
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# CHECK: warning: unknown key 'unknown_toplev_key'
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#--- main.s
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.globl main
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.type main, %function
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main:
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.cfi_startproc
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cmpl $0x0, %eax
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jne .LBB0
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.LBB0:
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retq
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.cfi_endproc
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.size main, .-main
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#--- profile.yaml
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---
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header:
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profile-version: 1
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binary-name: 'yaml-multiple-profiles.test.tmp.exe'
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binary-build-id: '<unknown>'
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profile-flags: [ lbr ]
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profile-origin: branch profile reader
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profile-events: ''
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dfs-order: false
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unknown-header-key: true
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functions:
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- name: 'main'
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fid: 1
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hash: 0x50BBA3441D436491
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exec: 1
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nblocks: 1
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blocks:
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- bid: 0
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insns: 2
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hash: 0x4D4D8FAF7D4C0000
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succ: [ { bid: 1, cnt: 0, unknown_succ_key: 0x10 } ]
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unknown_block_key: [ ]
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unknown_function_key: 1
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unknown_toplev_key: ''
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...
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