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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Compiler warning for `_Py_InIntegralTypeRange`","articleBody":"# Bug report\r\n\r\n```\r\nPython/pytime.c:297:10: warning: implicit conversion from 'long' to 'double' changes value from 9223372036854775807 to 9223372036854775808 [-Wimplicit-int-float-conversion]\r\n    if (!_Py_InIntegralTypeRange(time_t, intpart)) {\r\n         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:72:45: note: expanded from macro '_Py_InIntegralTypeRange'\r\n    (_Py_IntegralTypeMin(type) \u003c= v \u0026\u0026 v \u003c= _Py_IntegralTypeMax(type))\r\n                                         ~~ ^~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:61:88: note: expanded from macro '_Py_IntegralTypeMax'\r\n    (_Py_IS_TYPE_SIGNED(type) ? (((((type)1 \u003c\u003c (sizeof(type)*CHAR_BIT - 2)) - 1) \u003c\u003c 1) + 1) : ~(type)0)\r\n                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~\r\nPython/pytime.c:352:14: warning: implicit conversion from 'long' to 'double' changes value from 9223372036854775807 to 9223372036854775808 [-Wimplicit-int-float-conversion]\r\n        if (!_Py_InIntegralTypeRange(time_t, intpart)) {\r\n             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:72:45: note: expanded from macro '_Py_InIntegralTypeRange'\r\n    (_Py_IntegralTypeMin(type) \u003c= v \u0026\u0026 v \u003c= _Py_IntegralTypeMax(type))\r\n                                         ~~ ^~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:61:88: note: expanded from macro '_Py_IntegralTypeMax'\r\n    (_Py_IS_TYPE_SIGNED(type) ? (((((type)1 \u003c\u003c (sizeof(type)*CHAR_BIT - 2)) - 1) \u003c\u003c 1) + 1) : ~(type)0)\r\n                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~\r\nPython/pytime.c:518:10: warning: implicit conversion from 'long' to 'double' changes value from 9223372036854775807 to 9223372036854775808 [-Wimplicit-int-float-conversion]\r\n    if (!_Py_InIntegralTypeRange(_PyTime_t, d)) {\r\n         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:72:45: note: expanded from macro '_Py_InIntegralTypeRange'\r\n    (_Py_IntegralTypeMin(type) \u003c= v \u0026\u0026 v \u003c= _Py_IntegralTypeMax(type))\r\n                                         ~~ ^~~~~~~~~~~~~~~~~~~~~~~~~\r\n./Include/internal/pycore_pymath.h:61:88: note: expanded from macro '_Py_IntegralTypeMax'\r\n    (_Py_IS_TYPE_SIGNED(type) ? (((((type)1 \u003c\u003c (sizeof(type)*CHAR_BIT - 2)) - 1) \u003c\u003c 1) + 1) : ~(type)0)\r\n                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~\r\n3 warnings generated.\r\n```\r\n\r\n# Your environment\r\n\r\n- CPython `main` (3.11.0rc2 time frame)\r\n- clang 10\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-101826\n* gh-102062\n* gh-102150\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/brettcannon","@type":"Person","name":"brettcannon"},"datePublished":"2022-10-03T17:51:43.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/97786/cpython/issues/97786"}