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misra.py: Fix 20.7 FP for struct members (#2624) 

This will close Trac#9673
This commit is contained in:
Georgy Komarov 2020-04-27 10:10:58 +03:00 committed by GitHub
parent f7096a2232
commit 20b02bff30
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2 changed files with 7 additions and 1 deletions
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2
addons/misra.py
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@ -2314,7 +2314,7 @@ class MisraChecker:
while pos1 >= 0 and exp[pos1] == ' ':
pos1 -= 1
if exp[pos1] not in '([#,':
if exp[pos1] not in '([#,.':
self.reportError(directive, 20, 7)
break
while pos2 < len(exp) and exp[pos2] == ' ':

6
addons/test/misra/misra-test.c
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@ -1017,6 +1017,12 @@ union misra_19_2 { }; // 19.2
#define M_20_7_3(A) ((A)+A) // 20.7
#define M_20_7_4(A) x##A // 20.10 this test was written to see there are not FPs
#define M_20_7_5(A,B) f(A, B) // no warning
// Compliant: M is a structure member name, not an expression
struct { int a; } struct_20_7_s;
#define M_20_7_6(M) struct_20_7.M
#define M_20_7_7(M) (struct_20_7).M
#define MUL(a ,b ) ( a * b ) // 20.7
#define M_20_10(a) (#a) // 20.10