RUN: FileCheck --input-file %s %s

; We use CHECK-NEXT directives to force a match on all lines with digits.

; Numeric variable definition without spaces.
DEF NO SPC
10
CHECK-LABEL: DEF NO SPC
CHECK-NEXT: [[#VAR1:]]

; Numeric variable definition with different spacing.
DEF SPC
11
11
11
CHECK-LABEL: DEF SPC
CHECK-NEXT: [[# VAR1a:]]
CHECK-NEXT: [[# VAR1b :]]
CHECK-NEXT: [[# VAR1c : ]]

; Numeric variable redefinition.
REDEF NO SPC
11
CHECK-LABEL: REDEF
CHECK-NEXT: [[#VAR1:]]

; Numeric expressions using variables defined on other lines without spaces.
USE NO SPC
11
12
10
11
11
11
CHECK-LABEL: USE
CHECK-NEXT: [[#VAR1]]
CHECK-NEXT: [[#VAR1+1]]
CHECK-NEXT: [[#VAR1-1]]
CHECK-NEXT: [[#VAR1a]]
CHECK-NEXT: [[#VAR1b]]
CHECK-NEXT: [[#VAR1c]]

; Numeric expressions using variables defined on other lines with different
; spacing.
USE SPC
11
11
12
12
12
12
10
10
10
10
CHECK-LABEL: USE SPC
CHECK-NEXT: [[# VAR1]]
CHECK-NEXT: [[# VAR1 ]]
CHECK-NEXT: [[# VAR1+1]]
CHECK-NEXT: [[# VAR1 +1]]
CHECK-NEXT: [[# VAR1 + 1]]
CHECK-NEXT: [[# VAR1 + 1 ]]
CHECK-NEXT: [[# VAR1-1]]
CHECK-NEXT: [[# VAR1 -1]]
CHECK-NEXT: [[# VAR1 - 1]]
CHECK-NEXT: [[# VAR1 - 1 ]]

; Numeric expressions using variables defined on other lines and an immediate
; interpreted as an unsigned value.
; Note: 9223372036854775819 = 0x8000000000000000 + 11
;       9223372036854775808 = 0x8000000000000000
USE UNSIGNED IMM
9223372036854775819
CHECK-LABEL: USE UNSIGNED IMM
CHECK-NEXT: [[#VAR1+9223372036854775808]]

; Numeric expressions using more than one variable defined on other lines.
USE MULTI VAR
31
42
CHECK-LABEL: USE MULTI VAR
CHECK-NEXT: [[#VAR2:]]
CHECK-NEXT: [[#VAR1+VAR2]]

; Numeric expression using a variable defined from a numeric expression.
DEF EXPR GOOD MATCH
42
41
; CHECK-LABEL: DEF EXPR GOOD MATCH
; CHECK-NEXT: [[# VAR42:VAR1+31]]
; CHECK-NEXT: [[# VAR42-1]]

; Empty numeric expression.
EMPTY NUM EXPR
foo 104 bar
; CHECK-LABEL: EMPTY NUM EXPR
; CHECK-NEXT: foo [[#]] bar

; Numeric expression using undefined variables.
RUN: not FileCheck --check-prefix UNDEF-USE --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix UNDEF-USE-MSG %s

UNDEF VAR USE
UNDEFVAR: 11
UNDEF-USE-LABEL: UNDEF VAR USE
UNDEF-USE-NEXT: UNDEFVAR: [[#UNDEFVAR1+UNDEFVAR2]]
UNDEF-USE-MSG: numeric-expression.txt:[[#@LINE-1]]:17: error: {{U}}NDEF-USE-NEXT: expected string not found in input
UNDEF-USE-MSG-NEXT:      {{U}}NDEF-USE-NEXT: UNDEFVAR: {{\[\[#UNDEFVAR1\+UNDEFVAR2\]\]}}
UNDEF-USE-MSG-NEXT:     {{^}}                ^{{$}}
UNDEF-USE-MSG-NEXT:      numeric-expression.txt:[[#@LINE-6]]:1: note: scanning from here
UNDEF-USE-MSG-NEXT:      UNDEFVAR: 11
UNDEF-USE-MSG-NEXT: {{^}}^{{$}}
UNDEF-USE-MSG-NEXT:      numeric-expression.txt:[[#@LINE-9]]:1: note: uses undefined variable(s): "UNDEFVAR1" "UNDEFVAR2"
UNDEF-USE-MSG-NEXT:      UNDEFVAR: 11
UNDEF-USE-MSG-NEXT: {{^}}^{{$}}

; Numeric expression with unsupported operator.
RUN: not FileCheck -D#NUMVAR=10 --check-prefix INVAL-OP --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix INVAL-OP-MSG %s

INVALID OPERATOR
NUMVAR*2: 22
INVAL-OP-LABEL: INVALID OPERATOR
INVAL-OP-NEXT: NUMVAR*2: [[#NUMVAR*2]]
INVAL-OP-MSG: numeric-expression.txt:[[#@LINE-1]]:35: error: unsupported operation '*'
INVAL-OP-MSG-NEXT: {{I}}NVAL-OP-NEXT: NUMVAR*2: {{\[\[#NUMVAR\*2\]\]}}
INVAL-OP-MSG-NEXT:     {{^}}                                  ^{{$}}

; Name conflict between Numeric variable definition and string variable
; definition whether from the command-line or input text.
RUN: not FileCheck --check-prefixes CONFLICT,CONFLICT1,CONFLICT2 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix INPUT-STR-CONFLICT %s
RUN: not FileCheck -D#NUMVAR=42 --check-prefixes CONFLICT,CONFLICT2 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix INPUT-STR-CONFLICT %s
RUN: not FileCheck -D#NUMVAR=42 -DNUMVAR=foobar --check-prefix CONFLICT --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix CLI-STR-CONFLICT %s
RUN: not FileCheck --check-prefixes CONFLICT,CONFLICT3,CONFLICT4 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix INPUT-NUM-CONFLICT %s
RUN: not FileCheck -DSTRVAR=foobar --check-prefixes CONFLICT,CONFLICT4 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix INPUT-NUM-CONFLICT %s
RUN: not FileCheck -DSTRVAR=foobar -D#STRVAR=42 --check-prefix CONFLICT --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix CLI-NUM-CONFLICT %s

STRVAR NUMVAR CONFLICT
redef1 42
foobar
redef2 42
CONFLICT-LABEL: STRVAR NUMVAR CONFLICT
CONFLICT1-NEXT: redef1 [[#NUMVAR:]]
CONFLICT2: [[NUMVAR:foo.*]]
CONFLICT3: [[STRVAR:foo.*]]
CONFLICT4: redef2 [[#STRVAR:]]
INPUT-STR-CONFLICT: numeric-expression.txt:[[#@LINE-3]]:14: error: numeric variable with name 'NUMVAR' already exists
INPUT-STR-CONFLICT-NEXT: {{C}}ONFLICT2: {{\[\[NUMVAR:foo\.\*\]\]}}
INPUT-STR-CONFLICT-NEXT:    {{^}}             ^{{$}}
CLI-STR-CONFLICT: Global defines:2:19: error: numeric variable with name 'NUMVAR' already exists
CLI-STR-CONFLICT-NEXT:      Global define #2: NUMVAR=foobar
CLI-STR-CONFLICT-NEXT: {{^}}                  ^{{$}}
INPUT-NUM-CONFLICT: numeric-expression.txt:[[#@LINE-7]]:22: error: string variable with name 'STRVAR' already exists
 INPUT-NUM-CONFLICT-NEXT: CONFLICT4: redef2 {{\[\[#STRVAR:\]\]}}
INPUT-NUM-CONFLICT-NEXT: {{^}}                     ^{{$}}
CLI-NUM-CONFLICT: Global defines:2:45: error: string variable with name 'STRVAR' already exists
 CLI-NUM-CONFLICT-NEXT: Global define #2: #STRVAR=42 (parsed as: {{\[\[#STRVAR:42\]\]}})
CLI-NUM-CONFLICT-NEXT: {{^}}                                            ^{{$}}

; Numeric variable definition with too big value.
RUN: not FileCheck --check-prefix BIGVAL --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix BIGVAL-MSG %s

BIG VALUE
NUMVAR: 10000000000000000000000
BIGVAL-LABEL: BIG VALUE
BIGVAL-NEXT: NUMVAR: [[#NUMVAR:]]
BIGVAL-MSG: numeric-expression.txt:[[#@LINE-3]]:9: error: Unable to represent numeric value
 BIGVAL-MSG-NEXT: {{N}}UMVAR: 10000000000000000000000
BIGVAL-MSG-NEXT: {{^}}        ^{{$}}

; Verify that when a variable is set to an expression the expression is still
; checked.
RUN: not FileCheck --check-prefix DEF-EXPR-FAIL --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix DEF-EXPR-FAIL-MSG %s

DEF EXPR WRONG MATCH
20
43
DEF-EXPR-FAIL-LABEL: DEF EXPR WRONG MATCH
DEF-EXPR-FAIL-NEXT: [[# VAR20:]]
DEF-EXPR-FAIL-NEXT: [[# VAR42: VAR20+22]]
DEF-EXPR-FAIL-MSG: numeric-expression.txt:[[#@LINE-1]]:21: error: {{D}}EF-EXPR-FAIL-NEXT: is not on the line after the previous match
DEF-EXPR-FAIL-MSG-NEXT: {{D}}EF-EXPR-FAIL-NEXT: {{\[\[# VAR42: VAR20\+22\]\]}}
DEF-EXPR-FAIL-MSG-NEXT:   {{^}}                    ^{{$}}

; Verify that using a numeric variable defined on the same line (whether from
; input or from an expression) is rejected.
RUN: not FileCheck --check-prefix SAME-LINE-USE1 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix SAME-LINE-USE-MSG1 %s
RUN: not FileCheck --check-prefix SAME-LINE-USE2 --input-file %s %s 2>&1 \
RUN:   | FileCheck --strict-whitespace --check-prefix SAME-LINE-USE-MSG2 %s

SAME LINE USE
3
4 5
SAME-LINE-USE1-LABEL: SAME LINE USE
SAME-LINE-USE1-NEXT: [[#]]
SAME-LINE-USE1-NEXT: [[#VAR1:]] [[#VAR1+1]]
SAME-LINE-USE-MSG1: numeric-expression.txt:[[#@LINE-1]]:36: error: numeric variable 'VAR1' defined earlier in the same CHECK directive
SAME-LINE-USE-MSG1-NEXT: {{S}}AME-LINE-USE1-NEXT: {{\[\[#VAR1:\]\] \[\[#VAR1\+1\]\]}}
SAME-LINE-USE-MSG1-NEXT:        {{^}}                                   ^{{$}}

SAME-LINE-USE2-LABEL: SAME LINE USE
SAME-LINE-USE2-NEXT: [[#VAR1:]]
SAME-LINE-USE2-NEXT: [[#VAR2:VAR1+1]] [[#VAR2+1]]
SAME-LINE-USE-MSG2: numeric-expression.txt:[[#@LINE-1]]:42: error: numeric variable 'VAR2' defined earlier in the same CHECK directive
SAME-LINE-USE-MSG2-NEXT: {{S}}AME-LINE-USE2-NEXT: {{\[\[#VAR2:VAR1\+1\]\] \[\[#VAR2\+1\]\]}}
SAME-LINE-USE-MSG2-NEXT:        {{^}}                                         ^{{$}}