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PR gdb/20653 - small cleanup in string_to_explicit_location

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This bug points out that string_to_explicit_location compares a char*
against '\0'; whereas comparing against NULL is more normal.

2016-10-05  Tom Tromey  <tom@tromey.com>

	PR breakpoints/20653:
	* location.c (string_to_explicit_location): Use NULL, not '\0'.
This commit is contained in:
Tom Tromey
2016-09-30 15:43:40 -06:00
parent 3e611445bf
commit e742d386c4
2 changed files with 6 additions and 1 deletions
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2
gdb/location.c
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@ -524,7 +524,7 @@ string_to_explicit_location (const char **argp,
character is an explicit location. "-p" is reserved, though,
for probe locations. */
if (argp == NULL
|| *argp == '\0'
|| *argp == NULL
|| *argp[0] != '-'
|| !isalpha ((*argp)[1])
|| ((*argp)[0] == '-' && (*argp)[1] == 'p'))