llvm-mirror/test/FileCheck/defines.txt

; RUN: FileCheck -DVALUE=10 -input-file %s %s
; RUN: not FileCheck -DVALUE=20 -input-file %s %s 2>&1 | FileCheck %s -check-prefix ERRMSG

Value = 10
; CHECK: Value = [[VALUE]]

; ERRMSG: defines.txt:5:10: error: expected string not found in input
; ERRMSG: defines.txt:1:1: note: with variable "VALUE" equal to "20"
; ERRMSG: defines.txt:4:1: note: possible intended match here
Add a -D flag to FileCheck to define variables Summary: This makes it very easy to test files that only differ in a constant value somewhere in the test case. Reviewers: jlebar, hfinkel, chandlerc, probinson Reviewed By: probinson Subscribers: probinson, llvm-commits Differential Revision: https://reviews.llvm.org/D39629 llvm-svn: 317572 2017-11-07 14:24:44 +01:00			`; RUN: FileCheck -DVALUE=10 -input-file %s %s`
			`; RUN: not FileCheck -DVALUE=20 -input-file %s %s 2>&1 \| FileCheck %s -check-prefix ERRMSG`

			`Value = 10`
			`; CHECK: Value = [[VALUE]]`

			`; ERRMSG: defines.txt:5:10: error: expected string not found in input`
			`; ERRMSG: defines.txt:1:1: note: with variable "VALUE" equal to "20"`
			`; ERRMSG: defines.txt:4:1: note: possible intended match here`