; Test incorrect syntax for -D# option is correctly diagnosed.

; Invalid variable name: starts with a digit.
RUN: %ProtectFileCheckOutput \
RUN: not FileCheck -D#10VALUE=10 --input-file %s %s 2>&1 \
RUN:   | FileCheck %s --strict-whitespace --match-full-lines --check-prefix NUMERRCLIFMT

NUMERRCLIFMT:Global defines:1:46: error: invalid variable name
NUMERRCLIFMT-NEXT:Global define #1: #10VALUE=10 (parsed as: {{\[\[#10VALUE:10\]\]}})
    NUMERRCLIFMT-NEXT:                                             ^

; Invalid definition of pseudo variable.
RUN: %ProtectFileCheckOutput \
RUN: not FileCheck -D#@VALUE=10 --input-file %s %s 2>&1 \
RUN:   | FileCheck %s --strict-whitespace --match-full-lines --check-prefix NUMERRCLIPSEUDO

NUMERRCLIPSEUDO:Global defines:1:45: error: definition of pseudo numeric variable unsupported
NUMERRCLIPSEUDO-NEXT:Global define #1: #@VALUE=10 (parsed as: {{\[\[#@VALUE:10\]\]}})
    NUMERRCLIPSEUDO-NEXT:                                            ^

; Invalid definition of an expression.
RUN: %ProtectFileCheckOutput \
RUN: not FileCheck -D#VALUE+2=10 --input-file %s %s 2>&1 \
RUN:   | FileCheck %s --strict-whitespace --match-full-lines --check-prefix NUMERRCLITRAIL

NUMERRCLITRAIL:Global defines:1:51: error: unexpected characters after numeric variable name
NUMERRCLITRAIL-NEXT:Global define #1: #VALUE+2=10 (parsed as: {{\[\[#VALUE\+2:10\]\]}})
     NUMERRCLITRAIL-NEXT:                                                  ^