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fix for namerefs referencing an unset array index with nounset enabled; addition to buildconf.h.in for C23 compilers

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This commit is contained in:
Chet Ramey
2025-05-30 10:11:03 -04:00
parent 870ad4c92b
commit dbe4256d5e
24 changed files with 2285 additions and 3263 deletions
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tests/nameref.right
+15 -3
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@@ -535,16 +535,16 @@ declare -ai a=([0]="5")
declare -ai a=([0]="6")
declare -ai a=([0]="42")
declare -ai a=([0]="1")
./nameref23.sub: line 16: declare: b: not found
./nameref23.sub: line 29: declare: b: not found
declare -ai a=([0]="1")
declare -- b="1"
declare -ai a=([0]="1")
declare -- b="11"
declare -ai a=([0]="1")
declare -- b="110"
./nameref23.sub: line 26: declare: `1': invalid variable name for name reference
./nameref23.sub: line 39: declare: `1': invalid variable name for name reference
declare -ai a=([0]="1")
./nameref23.sub: line 28: declare: b: not found
./nameref23.sub: line 41: declare: b: not found
declare -ai a=([0]="4")
declare -in b="a[0]"
declare -ai a=([0]="6")
@@ -574,3 +574,15 @@ declare -ai a=([0]="0" [1]="16")
3
3
5
/usr/local/build/bash/bash-current/bash: line 1: a[k]: unbound variable
ok 1
/usr/local/build/bash/bash-current/bash: line 1: r0: unbound variable
ok 2
/usr/local/build/bash/bash-current/bash: line 1: r: unbound variable
ok 3
/usr/local/build/bash/bash-current/bash: line 1: k: unbound variable
ok 4
ok 5
ok 6
ok 7
ok 8