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Fortran: fix documentation of -fno-underscoring [PR109216]

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gcc/fortran/ChangeLog:

	PR fortran/109216
	* invoke.texi: Correct documentation of how underscores are appended
	to external names.
This commit is contained in:
Harald Anlauf 2023-03-20 20:55:00 +01:00
parent a226590fef
commit 6c2b28e432
1 changed files with 2 additions and 2 deletions
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gcc/fortran/invoke.texi
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@ -1573,7 +1573,7 @@ Do not transform names of entities specified in the Fortran
source file by appending underscores to them.
With @option{-funderscoring} in effect, GNU Fortran appends one
underscore to external names with no underscores. This is done to ensure
underscore to external names. This is done to ensure
compatibility with code produced by many UNIX Fortran compilers.
@emph{Caution}: The default behavior of GNU Fortran is
@ -1596,7 +1596,7 @@ I = J() + MAX_COUNT (MY_VAR, LVAR)
@noindent
is implemented as something akin to:
@smallexample
i = j_() + max_count__(&my_var__, &lvar);
i = j_() + max_count_(&my_var, &lvar);
@end smallexample
With @option{-fno-underscoring}, the same statement is implemented as: