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optgen: make more sanity checks for enums. 

* opt-functions.awk (opt_args_non_empty): New function.
	* opt-read.awk: Use the function for various option arguments.
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Martin Liska 2020-05-05 16:13:46 +02:00
parent 0f62caf58b
commit 2d8a60a63c
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3 changed files with 20 additions and 5 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2020-05-05 Martin Liska <mliska@suse.cz>
* opt-functions.awk (opt_args_non_empty): New function.
* opt-read.awk: Use the function for various option arguments.
2020-05-05 Martin Liska <mliska@suse.cz>
PR driver/94330

10
gcc/opt-functions.awk
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@ -72,6 +72,16 @@ function opt_args(name, flags)
return flags
}
# If FLAGS contains a "NAME(...argument...)" flag, return the value
# of the argument. Print error message otherwise.
function opt_args_non_empty(name, flags, description)
{
args = opt_args(name, flags)
if (args == "")
print "#error Empty option argument '" name "' during parsing of: " flags
return args
}
# Return the Nth comma-separated element of S. Return the empty string
# if S does not contain N elements.
function nth_arg(n, s)

10
gcc/opt-read.awk
View File

@ -81,8 +81,8 @@ BEGIN {
}
else if ($1 == "Enum") {
props = $2
name = opt_args("Name", props)
type = opt_args("Type", props)
name = opt_args_non_empty("Name", props)
type = opt_args_non_empty("Type", props)
unknown_error = opt_args("UnknownError", props)
enum_names[n_enums] = name
enum_type[name] = type
@ -93,9 +93,9 @@ BEGIN {
}
else if ($1 == "EnumValue") {
props = $2
enum_name = opt_args("Enum", props)
string = opt_args("String", props)
value = opt_args("Value", props)
enum_name = opt_args_non_empty("Enum", props)
string = opt_args_non_empty("String", props)
value = opt_args_non_empty("Value", props)
val_flags = "0"
val_flags = val_flags \
test_flag("Canonical", props, "| CL_ENUM_CANONICAL") \