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Retract "DQSQ" merging in NVCC arguments handling. 

No coverage, no tests, unreadable, unused, likely premature
optimization.
This commit is contained in:
Olexa Bilaniuk 2021-03-12 18:15:21 -05:00 committed by Jussi Pakkanen
parent 3dbd493de2
commit 5941e94ff8
1 changed files with 0 additions and 15 deletions
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15
mesonbuild/compilers/cuda.py
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@ -218,21 +218,6 @@ class CudaCompiler(Compiler):
# strings between them.
l = [cls._shield_nvcc_list_arg(s) for s in arg.split(SQ)]
l = sum([[s, DQSQ] for s in l][:-1], []) # Interleave l with DQSQs
# The list l now has the structure of shielded strings interleaved
# with double-quoted single-quotes.
#
# Plain concatenation would result in the tripling of the length of
# a string made up only of single quotes. See if we can merge some
# DQSQs together first.
def isdqsq(x:str) -> bool:
return x.startswith(SQ) and x.endswith(SQ) and x[1:-1].strip(SQ) == ''
for i in range(1, len(l)-2, 2):
if isdqsq(l[i]) and l[i+1] == '' and isdqsq(l[i+2]):
l[i+2] = l[i][:-1]+l[i+2][1:]
l[i] = ''
# With DQSQs merged, simply concatenate everything together and return.
return ''.join(l)
else:
# A comma is present, and list mode was active.