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Fixup MISRA 5.1 (#1969)

This commit is contained in:
Georgy Komarov 2019-07-09 16:53:23 +03:00 committed by Daniel Marjamäki
parent b2c747cff6
commit 4eb362352d
2 changed files with 12 additions and 8 deletions
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15
addons/misra.py
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@ -716,9 +716,8 @@ class MisraChecker:
if c != '"' and c != '\\':
self.reportError(token, 4, 1)
def misra_5_1(self, data):
varnames = []
long_vars = {}
for var in data.variables:
if var.nameToken is None:
continue
@ -726,11 +725,13 @@ class MisraChecker:
continue
if not hasExternalLinkage(var):
continue
if var.nameToken.str[:31] in varnames:
self.reportError(var.nameToken, 5, 1)
else:
varnames.append(var.nameToken.str[:31])
long_vars.setdefault(var.nameToken.str[:31], []).append(var.nameToken)
for name_prefix in long_vars:
tokens = long_vars[name_prefix]
if len(tokens) < 2:
continue
for tok in sorted(tokens, key=lambda t: (t.linenr, t.col))[1:]:
self.reportError(tok, 5, 1)
def misra_5_2(self, data):
scopeVars = {}

5
addons/test/misra-test.c
View File

@ -25,7 +25,10 @@ typedef unsigned long long u64;
extern int misra_5_1_extern_var_hides_var_x;
extern int misra_5_1_extern_var_hides_var_y; //5.1
int misra_5_1_var_hides_var________a;
int misra_5_1_var_hides_var________b; //5.1
int misra_5_1_var_hides_var________b; int misra_5_1_var_hides_var________b1; int misra_5_1_var_hides_var________b2; //5.1
int misra_5_1_var_hides_var________c; //5.1
int misra_5_1_var_hides_var________d; //5.1
int misra_5_1_var_hides_var________e; //5.1
extern const uint8_t misra_5_2_var1;
const uint8_t misra_5_2_var1 = 3; // no warning