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Replace division by zero with +-inf #38911

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Merged
vbraun merged 1 commit into from
Nov 16, 2024
Merged

Replace division by zero with +-inf #38911

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4 changes: 2 additions & 2 deletions src/sage/rings/integer.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -7755,9 +7755,9 @@ cdef double mpz_get_d_nearest(mpz_t x) except? -648555075988944.5:
# Check for overflow
if sx > 1024:
if resultsign < 0:
return -1.0/0.0
return float('-inf')
else:
return 1.0/0.0
return float('inf')

# General case

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4 changes: 2 additions & 2 deletions src/sage/rings/rational.pyx
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Expand Up @@ -3993,9 +3993,9 @@ cdef double mpq_get_d_nearest(mpq_t x) except? -648555075988944.5:
return 0.0
elif shift >= 971: # |d| > 2^1024
if resultsign < 0:
return -1.0/0.0
return float('-inf')
else:
return 1.0/0.0
return float('inf')

sig_on()

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